49889377 has 4 divisors (see below), whose sum is σ = 50830740. Its totient is φ = 48948016.

The previous prime is 49889363. The next prime is 49889393. The reversal of 49889377 is 77398894.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39137536 + 10751841 = 6256^2 + 3279^2 .

It is a cyclic number.

It is not a de Polignac number, because 49889377 - 2⁷ = 49889249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49889327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 470602 + ... + 470707.

It is an arithmetic number, because the mean of its divisors is an integer number (12707685).

Almost surely, 2^49889377 is an apocalyptic number.

It is an amenable number.

49889377 is a deficient number, since it is larger than the sum of its proper divisors (941363).

49889377 is an equidigital number, since it uses as much as digits as its factorization.

49889377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941362.

The product of its digits is 3048192, while the sum is 55.

The square root of 49889377 is about 7063.2412531358. The cubic root of 49889377 is about 368.1312568369.

It can be divided in two parts, 4988 and 9377, that added together give a triangular number (14365 = T₁₆₉).

The spelling of 49889377 in words is "forty-nine million, eight hundred eighty-nine thousand, three hundred seventy-seven".